20216348 has 6 divisors (see below), whose sum is σ = 35378616. Its totient is φ = 10108172.

The previous prime is 20216347. The next prime is 20216353. The reversal of 20216348 is 84361202.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20216341) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2527040 + ... + 2527047.

It is an arithmetic number, because the mean of its divisors is an integer number (5896436).

Almost surely, 2^20216348 is an apocalyptic number.

It is an amenable number.

20216348 is a deficient number, since it is larger than the sum of its proper divisors (15162268).

20216348 is a wasteful number, since it uses less digits than its factorization.

20216348 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5054091 (or 5054089 counting only the distinct ones).

The product of its (nonzero) digits is 2304, while the sum is 26.

The square root of 20216348 is about 4496.2593341577. The cubic root of 20216348 is about 272.4170181917.

The spelling of 20216348 in words is "twenty million, two hundred sixteen thousand, three hundred forty-eight".